DANB ICE Disease Transmission & Safety Protocols 2

Question 1

Which route of disease transmission is most significant in dental healthcare settings?

Accepted Answer

Direct contact with blood through percutaneous injury

Answer

Airborne via droplet nuclei

Answer

Fecal-oral from contaminated water

Answer

Vector-borne through arthropods

Question 2

What is the primary purpose of Standard Precautions in dental practice?

Accepted Answer

To treat all patients as potentially infectious and prevent pathogen transmission

Answer

To prevent transmission only when infection status is known

Answer

To eliminate need for medical history reviews

Answer

To protect only dental personnel

Question 3

When should Transmission-Based Precautions be added to Standard Precautions in a dental office?

Accepted Answer

When a patient has a known or suspected infection requiring additional precautions beyond standard measures

Answer

For all routine procedures

Answer

Only during oral surgery

Answer

Only during respiratory illness season

Question 4

What is the recommended post-exposure protocol after a dental needlestick injury?

Accepted Answer

Immediately wash the wound, report the incident, seek medical evaluation, and test the source patient

Answer

Apply pressure for 5 minutes, then return to work

Answer

Apply alcohol and monitor for a month

Answer

No action needed if vaccinated against hepatitis B

Question 5

Which patient should have elective dental treatment deferred for medical evaluation?

Accepted Answer

A patient with active productive cough and unexplained weight loss suggestive of pulmonary TB

Answer

Asymptomatic hepatitis B history

Answer

Well-controlled HIV on antiretroviral therapy

Answer

Healed herpes labialis

Question 6

What is the chain of infection and why is it important for dental infection control?

Accepted Answer

Six linked elements for disease transmission: agent, reservoir, portal of exit, mode of transmission, portal of entry, susceptible host

Answer

The sequence for sterilizing instruments

Answer

The order for donning PPE

Answer

The supply chain for infection control products